FE: forbid extension calls on inline functional parameters

Extension receivers are currently implicitly noinline, and changing that
would require modifying the syntax to allow marking them noinline or
crossinline.

^KT-5837 Open
^KT-25787 Fixed
^KT-47965 Fixed
^KT-50107 Fixed
^KT-52403 Fixed

compiler/testData/diagnostics/tests/inline/binaryExpressions/contains.kt

@@ -1,13 +1,14 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_EXPRESSION -UNUSED_PARAMETER -UNUSED_VARIABLE -NOTHING_TO_INLINE -ASSIGNED_BUT_NEVER_ACCESSED_VARIABLE -UNUSED_VALUE -RECURSION_IN_INLINE
 operator inline fun <T, U> Function1<T, U>.contains(p: Function1<T, U>): Boolean {
-    this in p
+    this in <!USAGE_IS_NOT_INLINABLE!>p<!>
     p in this
     return false
 }
 
 inline fun <T, U, V> inlineFunWithInvoke(s: (p: T) -> U) {
-    s in s
-    s !in s
+    s in <!USAGE_IS_NOT_INLINABLE!>s<!>
+    s !in <!USAGE_IS_NOT_INLINABLE!>s<!>
 }